Does anybody know the answer to this math question I’m lost

1jessica's home town is a mid-sized city experiencing a decline in population. the following graph models the estimated population if the decline continues at the same rate. select the most appropriate unit for the measure of time that the graph represents. a. years b. hours c. days d. weeks

Which of the following describes the symmetry of the graph of y = x3?

When a valve is open 281 gallons of water go through it in one hour the number of gallons that would go through in 94 hours is